Obtain total used storage capacity with PowerCLI
Posted on August 15, 2016
One of my recent tasks involved taking a SAN out of action for maintenance and I needed to ensure the remaining SANs had enough capacity to run all of our VMs. I could have simply looked at the used space in the vSphere GUI, but this includes powered off VMs which I wasn’t interested in.
The following PowerCLI function totals the used capacity for powered on VMs.